Kunihiro Yanagi

Title: Kunihiro Yanagi: Innovator in Still Picture Search Technology

Introduction

Kunihiro Yanagi is a prominent inventor based in Sagamihara, Japan, recognized for his contributions to technology with a focus on digital image processing. With a total of five patents to his name, he has made significant strides in advanced methods for retrieving still images based on color characteristics.

Latest Patents

Yanagi's latest patents showcase his innovative techniques in the field of image retrieval. One of his notable patents is a "Still picture search/retrieval method carried out on the basis of color." This invention involves a sophisticated system that retrieves still pictures without omissions by extracting representative color components from specific locations of the image, which are identified according to predefined search conditions.

Another important patent focuses on the "Method of expanding differential PCM data of speech signals." This invention addresses the challenges involved in processing speech data, allowing for the correction of offsets during the expansion of differential pulse code modulation (PCM) data. This method ensures that the amplitude levels are accurately maintained during data manipulation, contributing to clearer signal processing.

Career Highlights

Kunihiro Yanagi has built his career at Hitachi, Ltd., where he has applied his expertise to develop systems that enhance digital media technologies. His work is instrumental in advancing the functionality of color-based retrieval systems, which have practical applications in numerous fields including media, telecommunications, and data storage.

Collaborations

Throughout his career, Yanagi has collaborated with fellow innovators such as Masamitsu Takahashi and Noriyuki Iwai. These partnerships have fostered a collaborative environment that encourages creativity and the advancement of technology, further solidifying Yanagi's status as a notable inventor in his field.

Conclusion

In summary, Kunihiro Yanagi stands out in the realm of innovation with his cutting-edge patents that enhance how still images and speech signals are processed. His dedication to improving technology through innovative solutions continues to shape the industry, ensuring that his contributions will have a lasting impact.